Bottom Ring Cap for Berkeley Handle Sets Color : Black (Powder-Coat) Black (Powder-Coat) Part Number: 9-C0557-00-0-6-PRBL Price: $49.88 Quantity discounts available QuantityPrice Quantity: Each-+ Add to Cart DescriptionAdditional InformationA square plug that goes at the bottom of a Berkeley Handle Set. It will cover up the installation screws for interior handle. Priced and sold each.